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Pulleys and components


Basic information


SIT Power Transmission: a history of passion and technology


Sit S.p.A, manufactures and sells the widest range both of belts and pulleys for friction and synchronous drives, keyless self locking units, chain drives, ball bearings, planetary geraboxes, gear and backlash couplings and motor bases, standard and according to customer specifications.


SIT TIMING PULLEYS

Timing pulleys IMPERIAL PITCH are available with solid hub execution and for assembly with SER-SIT® taper bushing. These types of pulleys are available in a wide range of pitches and teeth number.


SIT V-PULLEYS

There are various types of V-belts on the market, among which, the most widespread are "narrow” SpZ-Spa-Spb-Spc (iSo4184 - Din 7753), "classic” Z-a-b-c (iSo 4184 - Din 2215), "american narrow” 3V-5V (Rma-mpta).


SIT POLY-V PULLEYS

SIT POLY-V pulleys are designed and manufactured with extremeaccurancy to ensure optimal lifetime and performance of the tran-smission systems.SIT is able to provide custom made solution to fulfil any specifictechnical requirement.


SIT TAPER BUSHING SER-SIT®

Ser-SiT® taper lock bush is designed to give the perfect assembly, rapid dismounting of the pulley and other transmission equipment, no special tools requirement except hexagonal key. The large range of available finished bores ensures that an immediate assembly can be made thus avoiding costly factory downtime. Fastening by Ser-SiT® bushes allows the removal of any clea-rance between hub and bore so that fretting corrosion is positivelyeliminated. Ser-SiT® bushes are interchangeable with all similartypes sold throughout the world.


SIT MOTOR BASES

COMPATTA motor base is very easy to install, it is suitable forany motor type and it has a reduced height. The motor base setting is adjustable by spanner without movingthe motor bolts and without compromising the drive alignment. The motor base have been designed to allow a wide adjustmentrange. The six models described below are available at stock. This motor base series is manufactured in galvanized steel,other material like stainless steel are available on request.SiT is capable to manufacture customized motor bases inaccordance with customer requirements.


TOOLS

Tools for the correct tensioning of all types of belt drives. Its operating principle is basedon the relationship between belt tension and the vibration frequency of the belt itself. n order to get the proper performances and lifetime of the beltdrive, pulley must be correctly aligned. The LINE-LASER®is theideal solution for the perfect and quick alignment.

 
Catalogues, publications
  • Pulleys and components (8.58 MB)View
  • Pasy przemysłowe (1.53 MB)View
Symbols Na przykład: HD10, PD10L, PT100SPA, PT100SP, PD11L, PGB112, HDB112, STB11S14

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